Record

Reference numberCLP/8ii/73
LevelItem
TitlePaper, 'Description of a water level to be fixed to Davis's Quadrant whereby an observation may be taken at Sea in thick and hazy weather without seeing the horizon' by Charles Leigh
Date[1737]
DescriptionOriginal figure in colour attached

Description of an artificial horizon designed by Leigh to be attached to a Davis's quadrant (John Davis (c.1550–1605)). An addition to aid in navigation at sea when visibility is poor.

Read to the Royal Society on 3 November 1737

Subject: Navigation / Nautical / Scientific instruments
LanguageEnglish
Extent4p
FormatManuscript
Physical descriptionInk on paper
Access statusOpen
Related materialDOI: 10.1098/rstl.1737.0072
Printed in 'Philosophical Transactions', vol 40, no 451, p 413
Related records in the catalogueRBO/21/1
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